28377363

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1$

素因数の和:363

約数の個数: 32

約数和(自身を含む): 44499456

約数和(自身を除く): 16122093

約数列:

[1, 3, 7, 21, 73, 107, 173, 219, 321, 511, 519, 749, 1211, 1533, 2247, 3633, 7811, 12629, 18511, 23433, 37887, 54677, 55533, 88403, 129577, 164031, 265209, 388731, 1351303, 4053909, 9459121, 28377363]

約数ペア:

[(1, 28377363), (3, 9459121), (7, 4053909), (21, 1351303), (73, 388731), (107, 265209), (173, 164031), (219, 129577), (321, 88403), (511, 55533), (519, 54677), (749, 37887), (1211, 23433), (1533, 18511), (2247, 12629), (3633, 7811)]